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Which of the following methods is used f...

Which of the following methods is used for the removal of temporary hardness of water?

A

Treatment with washing soda

B

Calgon method

C

Ion-exchange method

D

Clark's method

Text Solution

Verified by Experts

The correct Answer is:
d
Sol: Temporary hardness of water is removed by Clark's method.
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Knowledge Check

  • Which process is used for the removal of hardness of water?

    A
    Calgon
    B
    Baeyer
    C
    Serpeck
    D
    Hooper

  • In Clark's method, the substance used for the removal of temporary hardness of water

    A
    `NaOH`
    B
    `CaCO_3`
    C
    `Ca(OH)_2`
    D
    `Ca(HCO_3)_2`

  • Temporary hardness is due to

    A
    `CaCl_2`
    B
    `Mg(HCO_3)_2`
    C
    `MgSO_4`
    D
    `MgCl_2`

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